Durable material: high quality fabrics (900d oxford with pvc coating) strong and sturdy, won't crack or tear, can't be corrosion, sunscreen waterproof, heat resistant, cold resistance , frost and easy to clean. Specially designed for: 2 detachable pieces of ergonomics and weight base are durable, easy to set up and carry, can be folded and stored when on do not use it. large load prevent them from tipping over. Each piece of this sandbag umbrella can hold up to 50kg of sand when fully filled, preventing your umbrella from tipping over and your family from getting hurt even when it's super windy and windy. easy to create: the weight umbrella is easy to fill this sandbag, the opening is wide and allows you to quickly fill the bag, put the bag around a composite pole please note: "sand doesn't understand". Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia